Sublist3r alternatives
6 tools in the catalogue cover the same ground as Sublist3r and can replace it depending on the need. Each one is reachable, re-checked daily, and listed with its pricing.
- AltDNS (T)freePermutation-based DNS tool that generates and resolves alternative subdomains from known names.
- Aquatone (T)freeGo-based tool for domain reconnaissance that automates subdomain discovery, HTTP service scanning, screenshot capture, and visual HTML report generation for attack surface analysis.
- Bluto (T)freeRecon utility for domain intelligence including DNS records, email patterns, and infrastructure clues.
- C99.nlfreemiumMulti-purpose web-based recon toolset covering subdomain finder, reverse IP, whois, phone lookup, port scanner, malware scanner and more — 20+ tools in one.
- DNS Recon (T)freePython-based DNS enumeration script supporting zone transfers, standard record enumeration, TLD expansion, DNS brute force, and PTR lookups.
- dnspop (T)freeDNS reconnaissance utility for enumerating records and identifying domain-related infrastructure.
Sublist3r
Domain Name
Python tool for subdomain enumeration using search engines, passive sources, and optional brute-force.
RECOMMENDED USE
Combining passive and active subdomain discovery in one tool
Information
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SubDomainRadar.io
Domain NameSubdomain enumeration combining passive sources and certificate logs, with results exportable for the rest of an investigation.
DNS Recon (T)
Domain NamePython-based DNS enumeration script supporting zone transfers, standard record enumeration, TLD expansion, DNS brute force, and PTR lookups.
Gobuster (T)
Domain NameMulti-mode brute-force tool for DNS subdomain, virtual host, and directory discovery.
Google Subdomains (D)
Domain NameGoogle Dork technique using the 'site:' operator to enumerate subdomains of a target domain via Google's search index.
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